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Use LF and allow comments in objects/info/alternates file.
author
Junio C Hamano
<junkio@cox.net>
Wed, 17 Aug 2005 01:22:05 +0000
(18:22 -0700)
committer
Junio C Hamano
<junkio@cox.net>
Wed, 17 Aug 2005 05:22:35 +0000
(22:22 -0700)
Yes, using the same format for the file and the environment variable
was a big mistake. This uses LF as the path separator, and allows
lines that begin with '#' to be comments. ':' is no longer a separator
in objects/info/alternates file.
Signed-off-by: Junio C Hamano <junkio@cox.net>
sha1_file.c
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diff --git
a/sha1_file.c
b/sha1_file.c
index b6ebbc5c9a29438f365478bced6845bf78854ee2..776697755a02b98c04fa7831077bd0205a1feb80 100644
(file)
--- a/
sha1_file.c
+++ b/
sha1_file.c
@@
-240,14
+240,21
@@
static struct alternate_object_database **alt_odb_tail;
* SHA1, an extra slash for the first level indirection, and the
* terminating NUL.
*/
* SHA1, an extra slash for the first level indirection, and the
* terminating NUL.
*/
-static void link_alt_odb_entries(const char *alt, const char *ep)
+static void link_alt_odb_entries(const char *alt, const char *ep
, int sep
)
{
const char *cp, *last;
struct alternate_object_database *ent;
last = alt;
{
const char *cp, *last;
struct alternate_object_database *ent;
last = alt;
- do {
- for (cp = last; cp < ep && *cp != ':'; cp++)
+ while (last < ep) {
+ cp = last;
+ if (cp < ep && *cp == '#') {
+ while (cp < ep && *cp != sep)
+ cp++;
+ last = cp + 1;
+ continue;
+ }
+ for ( ; cp < ep && *cp != sep; cp++)
;
if (last != cp) {
/* 43 = 40-byte + 2 '/' + terminating NUL */
;
if (last != cp) {
/* 43 = 40-byte + 2 '/' + terminating NUL */
@@
-264,16
+271,16
@@
static void link_alt_odb_entries(const char *alt, const char *ep)
ent->base[pfxlen] = ent->base[pfxlen + 3] = '/';
ent->base[entlen-1] = 0;
}
ent->base[pfxlen] = ent->base[pfxlen + 3] = '/';
ent->base[entlen-1] = 0;
}
- while (cp < ep && *cp ==
':'
)
+ while (cp < ep && *cp ==
sep
)
cp++;
last = cp;
cp++;
last = cp;
- }
while (cp < ep);
+ }
}
void prepare_alt_odb(void)
{
char path[PATH_MAX];
}
void prepare_alt_odb(void)
{
char path[PATH_MAX];
- char *map
, *ep
;
+ char *map;
int fd;
struct stat st;
char *alt = gitenv(ALTERNATE_DB_ENVIRONMENT) ? : "";
int fd;
struct stat st;
char *alt = gitenv(ALTERNATE_DB_ENVIRONMENT) ? : "";
@@
-282,7
+289,7
@@
void prepare_alt_odb(void)
if (alt_odb_tail)
return;
alt_odb_tail = &alt_odb_list;
if (alt_odb_tail)
return;
alt_odb_tail = &alt_odb_list;
- link_alt_odb_entries(alt, alt + strlen(alt));
+ link_alt_odb_entries(alt, alt + strlen(alt)
, ':'
);
fd = open(path, O_RDONLY);
if (fd < 0)
fd = open(path, O_RDONLY);
if (fd < 0)
@@
-296,10
+303,7
@@
void prepare_alt_odb(void)
if (map == MAP_FAILED)
return;
if (map == MAP_FAILED)
return;
- /* Remove the trailing newline */
- for (ep = map + st.st_size - 1; map < ep && ep[-1] == '\n'; ep--)
- ;
- link_alt_odb_entries(map, ep);
+ link_alt_odb_entries(map, map + st.st_size, '\n');
munmap(map, st.st_size);
}
munmap(map, st.st_size);
}